I took an old allergy tablet before training at 29 °C just to stop the sneezing: by the second lap, I understood what my skin had stopped doing
Taking an old antihistamine before training in 29°C heat might silence your sneezing, but it could be quietly shutting down your body’s cooling system. Recent research reveals a surprising twist: the risk may be smaller than decades of advice suggested, yet the danger remains real for certain people.